Corn closed down 7 1/2 cents in the March contract and down 6 1/2 cents in the May. Soybeans closed down 13 3/4 cents in the March contract and down 7 cents in the May. Wheat closed down 16 1/4 cents in the May Chicago contract, down 14 1/2 cents in the May Kansas City, and down 11 1/4 cents in the May Minneapolis. The March U.S. dollar index is down .16 at 80.30. April gold is up $3.40 at $1,331.40 while March silver is down $.01 and March copper is down $.0100. The Dow Jones Industrial Average ...